291264628

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{431}}^1\times {\mathrm{3929}}^1$

素因数の和:4407

約数の個数: 24

約数和(自身を含む): 522910080

約数和(自身を除く): 231645452

約数列:

[1, 2, 4, 43, 86, 172, 431, 862, 1724, 3929, 7858, 15716, 18533, 37066, 74132, 168947, 337894, 675788, 1693399, 3386798, 6773596, 72816157, 145632314, 291264628]

約数ペア:

[(1, 291264628), (2, 145632314), (4, 72816157), (43, 6773596), (86, 3386798), (172, 1693399), (431, 675788), (862, 337894), (1724, 168947), (3929, 74132), (7858, 37066), (15716, 18533)]